CBSE
4
2
9.49 × 10-6 ms-1
9.49 × 10-6 cms-1
9.49 × 10-9 ms-1
9.49 × 10-9 cms-1
9.315 × 1021 J
9.315 × 10-21 J
9.315 × 10-23 J
9.315 × 1023 J
PV = 5RT
32 E
16 E
E/32
E
D.
1 : 2
2 : 1